# Secure PDF with expiry date vs HTML Viewer Simple

The clearest difference is in-app purchases: HTML Viewer Simple at none against Secure PDF with expiry date's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Secure PDF with expiry date sells 1 in-app purchase, starting at $2.99 per month. HTML Viewer Simple asks for nothing beyond the download.

## The numbers

| Metric | Secure PDF with expiry date | HTML Viewer Simple |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 132 MB | 21 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ahmed Elnaggar](https://appshunter.io/developer/1871551990) | [NAOYUKI YOSHIMURA](https://appshunter.io/developer/6796331547) |

## What reviewers say

### Secure PDF with expiry date

[App page](https://appshunter.io/ios/app/secure-pdf-with-expiry-date/id6758220095)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription monthly | $2.99 | per month |


### HTML Viewer Simple

[App page](https://appshunter.io/ios/app/html-viewer-simple/id6799354291)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Secure PDF with expiry date free?

Secure PDF with expiry date is free to download, with in-app purchases available.

### Is HTML Viewer Simple free?

HTML Viewer Simple is free to download, with no in-app purchases.

### Do Secure PDF with expiry date or HTML Viewer Simple have ads?

Neither Secure PDF with expiry date nor HTML Viewer Simple shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*